This book constitutes the proceedings of the 20th Collaboration Researchers' International Working Group Conference on Collaboration and Technology, held in Santiago, Chile, in September 2014.
The 16 revised papers presented together with 18 progress papers and 3 invited talks were carefully reviewed and selected from 49 submissions. The papers published in proceedings of this year's and past CRIWG conferences reflect the trends in collaborative computing research and its evolution. There was a growing interest in social networks analysis, crowdsourcing and computer support for large...

This book constitutes the refereed proceedings of the 7th International Conference on Collaboration Technologies, CollabTech 2014, held in Santiago, Chile, in September 2014. The 10 revised full papers presented together with 4 short papers and a keynote were carefully reviewed and selected from 34 submissions. The papers are organized in topical sections on Collaborative Problem Solving; Knowledge Work and CSCW Tasks; Co-Dining Support; Augmented Reality and Robot; Learning Support Systems.

This book constitutes the refereed proceedings of the 21st International Conference on Collaboration and Technology, CRIWG 2015, held in Yerevan, Armenia, in September 2015.The 19 revised papers presented together with 1 invited talk were carefully reviewed and selected from 28 submissions.

This book constitutes the refereed proceedings of the 10th International Conference on Collaboration Technologies, CollabTech 2018, held in Costa de Caparica, in September 2018. The 12 full papers presented in this book together with 4 short papers were carefully reviewed and selected from 36 submissions.